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Home >> BMW >> 2001 >> 740iL >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Equipment - Repair Instructions >> Front and Rear Window >> 51 31 000 Removing and installing front windscreen >> Installation Of Spacer Buffers:

Installation Of Spacer Buffers:

Two different spacer buffers are fitted. Keep exactly to the installation position (risk of broken windshield).

  1. Square spacer (height stop, wind noises).
  2. Semicircular spacer buffer (spacing for adhesive bead).
    1. 3.8 mm.
      CAUTION: Wind noises may result if measurement (A) is not 3.8 mm.
      Fig 1: Identifying Spacer Buffers
      G03226608

Version with slide/tilt sunroof:

Stick square spacer (1) at distance (A) to center, near water drainage bore (2), for slide/tilt sunroof on left/right.

  1. 5 mm.
    Fig 2: Identifying Version With Slide/Tilt Sunroof
    G03226609

Model without sliding/tilting sunroof:

Fig 3: Identifying Model Without Sliding/Tilting Sunroof
G03226610

Attach square spacer (1) to center of cavity (2).

NOTE: The water drainage bore is located here in models fitted with sliding/tilting sunroofs, see one work step previously.
CAUTION: To avoid breaking windshield: Before sticking on new spacer buffers, remove remains of old spacer buffers completely. Stick on semicircular spacer buffers (1) "outside" in molding (2) on left/right.

3)  Expanding foam tape.

NOTE: Expanding foam tape (3) over gap between sound insulation and cowl panel must be fitted from left to right, fit if necessary.
Fig 4: Sticking On New Spacer Buffers
G03226611

In direction of travel, left:

Stick on semicircular spacer buffers (1) "center/outside" between bores (2).

NOTE: Attach semicircular spacer buffer (1) to end of metal radius (3).

4 Expanding foam tape.

Fig 5: Attaching Semicircular Spacer Buffer
G03226612

In direction of travel, right:

Stick on semicircular spacer buffers (1) "center/outside" between bores (2).

NOTE: Attach semicircular spacer buffer (1) to end of metal radius (3).

4 Expanding foam tape

Fig 6: Attaching Semicircular Spacer Buffer
G03226613

Attach semicircular spacer buffer (1) "centrally" at distance (A) on right side (left side in direction of travel) at same height as bore (2).

Fig 7: Attaching Semicircular Spacer Buffer
G03226614
  1. 25 mm.

3 Expanding foam tape.

Cut nozzle to size.

Fig 8: Cutting Nozzle To Size
G03226615

Dimensions:

  1. 7 mm.
  2. 10-1 mm.
NOTE: For an even application of adhesive bead: Use a cartridge gun (operated pneumatically or electrically).

Check expiration date of glue!

If necessary, apply a test bead before gluing.

Cartridge must be held perpendicularly to the windscreen glass.

NOTE: Approx. 1 1/4 adhesive cartridges are required for the windshield.
Fig 9: Applying A Test Bead
G03226616
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